feat: refactor all components in injected

src/views/components/CourseCatalogMain.tsx

@@ -10,7 +10,7 @@ import { useKeyPress } from '@views/hooks/useKeyPress';
 import useSchedules from '@views/hooks/useSchedules';
 import { CourseCatalogScraper } from '@views/lib/CourseCatalogScraper';
 import getCourseTableRows from '@views/lib/getCourseTableRows';
-import type { SiteSupport, SiteSupportType } from '@views/lib/getSiteSupport';
+import type { SiteSupportType } from '@views/lib/getSiteSupport';
 import { populateSearchInputs } from '@views/lib/populateSearchInputs';
 import React, { useEffect, useState } from 'react';
 
@@ -21,7 +21,7 @@ interface Props {
 /**
  * This is the top level react component orchestrating the course catalog page.
  */
-export default function CourseCatalogMain({ support }: Props) {
+export default function CourseCatalogMain({ support }: Props): JSX.Element {
     const [rows, setRows] = React.useState<ScrapedRow[]>([]);
     const [selectedCourse, setSelectedCourse] = useState<Course | null>(null);
 

src/views/components/PopupMain.tsx

@@ -21,7 +21,7 @@ import SettingsIcon from '~icons/material-symbols/settings';
  * Renders the main popup component.
  * This component displays the main schedule, courses, and options buttons.
  */
-export default function PopupMain() {
+export default function PopupMain(): JSX.Element {
     const [activeSchedule, schedules] = useSchedules();
     const [isPopupVisible, setIsPopupVisible] = useState(false);
     const popupRef = useRef(null);

src/views/components/Settings.tsx

@@ -9,6 +9,7 @@ type Props = {
  * @param props className
  * @returns The content for the settings page
  */
-export default function Settings({ className }: Props) {
+export default function Settings({ className }: Props): JSX.Element {
+    // TODO: Implement the settings page
     return <div className={className}>this will be finished laterrrrrrr</div>;
 }

src/views/components/injected/AutoLoad/AutoLoad.tsx

@@ -21,7 +21,7 @@ type Props = {
  * This component is responsible for loading the next page of courses when the user scrolls to the bottom of the page.
  * @returns
  */
-export default function AutoLoad({ addRows }: Props) {
+export default function AutoLoad({ addRows }: Props): JSX.Element {
     const [container, setContainer] = useState<HTMLDivElement | null>(null);
     const [status, setStatus] = useState<AutoLoadStatusType>(AutoLoadStatus.IDLE);
 

src/views/components/injected/CourseCatalogInjectedPopup/Description.tsx

@@ -14,10 +14,10 @@ const LoadStatus = {
     LOADING: 'LOADING',
     DONE: 'DONE',
     ERROR: 'ERROR',
-} as const;
+} as const satisfies Record<string, string>;
 type LoadStatusType = (typeof LoadStatus)[keyof typeof LoadStatus];
 
-async function fetchDescription(course: Course): Promise<string[]> {
+const fetchDescription = async (course: Course): Promise<string[]> => {
     if (!course.description?.length) {
         const response = await fetch(course.url);
         const text = await response.text();
@@ -27,7 +27,7 @@ async function fetchDescription(course: Course): Promise<string[]> {
         course.description = scraper.getDescription(doc);
     }
     return course.description;
-}
+};
 
 /**
  * Renders the description component.
@@ -37,7 +37,7 @@ async function fetchDescription(course: Course): Promise<string[]> {
  * @param {Course} props.course - The course for which to display the description.
  * @returns {JSX.Element} The rendered description component.
  */
-const Description: React.FC<DescriptionProps> = ({ course }: DescriptionProps) => {
+export default function Description({ course }: DescriptionProps): JSX.Element {
     const [description, setDescription] = React.useState<string[]>([]);
     const [status, setStatus] = React.useState<LoadStatusType>(LoadStatus.LOADING);
 
@@ -82,6 +82,4 @@ const Description: React.FC<DescriptionProps> = ({ course }: DescriptionProps) =
             )}
         </>
     );
-};
-
-export default Description;
+}

src/views/components/injected/CourseCatalogInjectedPopup/GradeDistribution.tsx

@@ -21,7 +21,7 @@ const DataStatus = {
     FOUND: 'FOUND',
     NOT_FOUND: 'NOT_FOUND',
     ERROR: 'ERROR',
-} as const;
+} as const satisfies Record<string, string>;
 type DataStatusType = (typeof DataStatus)[keyof typeof DataStatus];
 
 const GRADE_COLORS = {
@@ -47,7 +47,7 @@ const GRADE_COLORS = {
  * @param {Course} props.course - The course for which to display the grade distribution.
  * @returns {JSX.Element} The grade distribution chart component.
  */
-const GradeDistribution: React.FC<GradeDistributionProps> = ({ course }) => {
+export default function GradeDistribution({ course }: GradeDistributionProps): JSX.Element {
     const [semester, setSemester] = React.useState('Aggregate');
     const [distributions, setDistributions] = React.useState<Record<string, Distribution>>({});
     const [status, setStatus] = React.useState<DataStatusType>(DataStatus.LOADING);
@@ -187,6 +187,4 @@ const GradeDistribution: React.FC<GradeDistributionProps> = ({ course }) => {
             )}
         </div>
     );
-};
-
-export default GradeDistribution;
+}

src/views/components/injected/CourseCatalogInjectedPopup/HeadingAndActions.tsx

@@ -38,6 +38,12 @@ export const handleOpenCalendar = async (): Promise<void> => {
     openNewTab({ url });
 };
 
+/**
+ * Capitalizes the first letter of a string and converts the rest of the letters to lowercase.
+ *
+ * @param str - The string to be capitalized.
+ * @returns The capitalized string.
+ */
 const capitalizeString = (str: string) => str.charAt(0).toUpperCase() + str.slice(1).toLowerCase();
 
 /**
@@ -49,11 +55,7 @@ const capitalizeString = (str: string) => str.charAt(0).toUpperCase() + str.slic
  * @param {Function} props.onClose - The function to close the popup.
  * @returns {JSX.Element} The rendered component.
  */
-const HeadingAndActions: React.FC<HeadingAndActionProps> = ({
-    course,
-    activeSchedule,
-    onClose,
-}: HeadingAndActionProps): JSX.Element => {
+export default function HeadingAndActions({ course, activeSchedule, onClose }: HeadingAndActionProps): JSX.Element {
     const { courseName, department, number: courseNumber, uniqueId, instructors, flags, schedule } = course;
     const courseAdded = activeSchedule.courses.some(ourCourse => ourCourse.uniqueId === uniqueId);
 
@@ -173,6 +175,4 @@ const HeadingAndActions: React.FC<HeadingAndActionProps> = ({
             <Divider orientation='horizontal' size='100%' />
         </div>
     );
-};
-
-export default HeadingAndActions;
+}

src/views/components/injected/RecruitmentBanner/RecruitmentBanner.tsx

@@ -14,7 +14,7 @@ const RECRUIT_FROM_DEPARTMENTS = ['C S', 'ECE', 'MIS', 'CSE', 'EE', 'ITD'];
  * This adds a new column to the course catalog table header.
  * @returns a react portal to the new column or null if the column has not been created yet.
  */
-export default function RecruitmentBanner() {
+export default function RecruitmentBanner(): JSX.Element {
     const [container, setContainer] = useState<HTMLDivElement | null>(null);
 
     useEffect(() => {
@@ -55,7 +55,7 @@ export default function RecruitmentBanner() {
  * Determines if recruitment can be done from the current department.
  * @returns {boolean} True if recruitment can be done from the current department, false otherwise.
  */
-export function canRecruitFrom(): boolean {
+export const canRecruitFrom = (): boolean => {
     const params = ['fos_fl', 'fos_cn'];
     let department = '';
     params.forEach(p => {
@@ -68,4 +68,4 @@ export function canRecruitFrom(): boolean {
         return false;
     }
     return RECRUIT_FROM_DEPARTMENTS.includes(department);
-}
+};

src/views/components/injected/TableHead.tsx

@@ -6,7 +6,7 @@ import ReactDOM from 'react-dom';
  * This adds a new column to the course catalog table header.
  * @returns a react portal to the new column or null if the column has not been created yet.
  */
-export default function TableHead({ children }: PropsWithChildren) {
+export default function TableHead({ children }: PropsWithChildren): JSX.Element | null {
     const [container, setContainer] = useState<HTMLTableCellElement | null>(null);
 
     useEffect(() => {

src/views/components/injected/TableSubheading/TableSubheading.tsx

@@ -11,7 +11,7 @@ interface Props {
  * This component is injected into each row of the course catalog table.
  * @returns a react portal to the new td in the column or null if the column has not been created yet.
  */
-export default function TableSubheading({ row }: Props) {
+export default function TableSubheading({ row }: Props): JSX.Element | null {
     const { element } = row;
 
     useEffect(() => {